391311384

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:417

約数の個数: 128

約数和(自身を含む): 1078272000

約数和(自身を除く): 686960616

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 29, 38, 57, 58, 76, 87, 114, 116, 127, 152, 174, 228, 232, 233, 254, 348, 381, 456, 466, 508, 551, 696, 699, 762, 932, 1016, 1102, 1398, 1524, 1653, 1864, 2204, 2413, 2796, 3048, 3306, 3683, 4408, 4427, 4826, 5592, 6612, 6757, 7239, 7366, 8854, 9652, 11049, 13224, 13281, 13514, 14478, 14732, 17708, 19304, 20271, 22098, 26562, 27028, 28956, 29464, 29591, 35416, 40542, 44196, 53124, 54056, 57912, 59182, 69977, 81084, 88392, 88773, 106248, 118364, 128383, 139954, 162168, 177546, 209931, 236728, 256766, 279908, 355092, 385149, 419862, 513532, 559816, 562229, 710184, 770298, 839724, 858139, 1027064, 1124458, 1540596, 1679448, 1686687, 1716278, 2248916, 2574417, 3081192, 3373374, 3432556, 4497832, 5148834, 6746748, 6865112, 10297668, 13493496, 16304641, 20595336, 32609282, 48913923, 65218564, 97827846, 130437128, 195655692, 391311384]

約数ペア:

[(1, 391311384), (2, 195655692), (3, 130437128), (4, 97827846), (6, 65218564), (8, 48913923), (12, 32609282), (19, 20595336), (24, 16304641), (29, 13493496), (38, 10297668), (57, 6865112), (58, 6746748), (76, 5148834), (87, 4497832), (114, 3432556), (116, 3373374), (127, 3081192), (152, 2574417), (174, 2248916), (228, 1716278), (232, 1686687), (233, 1679448), (254, 1540596), (348, 1124458), (381, 1027064), (456, 858139), (466, 839724), (508, 770298), (551, 710184), (696, 562229), (699, 559816), (762, 513532), (932, 419862), (1016, 385149), (1102, 355092), (1398, 279908), (1524, 256766), (1653, 236728), (1864, 209931), (2204, 177546), (2413, 162168), (2796, 139954), (3048, 128383), (3306, 118364), (3683, 106248), (4408, 88773), (4427, 88392), (4826, 81084), (5592, 69977), (6612, 59182), (6757, 57912), (7239, 54056), (7366, 53124), (8854, 44196), (9652, 40542), (11049, 35416), (13224, 29591), (13281, 29464), (13514, 28956), (14478, 27028), (14732, 26562), (17708, 22098), (19304, 20271)]