397968228

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{227}}^1\times {\mathrm{773}}^1$

素因数の和:1023

約数の個数: 120

約数和(自身を含む): 1195774272

約数和(自身を除く): 797806044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 227, 252, 324, 378, 454, 567, 681, 756, 773, 908, 1134, 1362, 1546, 1589, 2043, 2268, 2319, 2724, 3092, 3178, 4086, 4638, 4767, 5411, 6129, 6356, 6957, 8172, 9276, 9534, 10822, 12258, 13914, 14301, 16233, 18387, 19068, 20871, 21644, 24516, 27828, 28602, 32466, 36774, 41742, 42903, 48699, 57204, 62613, 64932, 73548, 83484, 85806, 97398, 125226, 128709, 146097, 171612, 175471, 194796, 250452, 257418, 292194, 350942, 438291, 514836, 526413, 584388, 701884, 876582, 1052826, 1228297, 1579239, 1753164, 2105652, 2456594, 3158478, 3684891, 4737717, 4913188, 6316956, 7369782, 9475434, 11054673, 14213151, 14739564, 18950868, 22109346, 28426302, 33164019, 44218692, 56852604, 66328038, 99492057, 132656076, 198984114, 397968228]

約数ペア:

[(1, 397968228), (2, 198984114), (3, 132656076), (4, 99492057), (6, 66328038), (7, 56852604), (9, 44218692), (12, 33164019), (14, 28426302), (18, 22109346), (21, 18950868), (27, 14739564), (28, 14213151), (36, 11054673), (42, 9475434), (54, 7369782), (63, 6316956), (81, 4913188), (84, 4737717), (108, 3684891), (126, 3158478), (162, 2456594), (189, 2105652), (227, 1753164), (252, 1579239), (324, 1228297), (378, 1052826), (454, 876582), (567, 701884), (681, 584388), (756, 526413), (773, 514836), (908, 438291), (1134, 350942), (1362, 292194), (1546, 257418), (1589, 250452), (2043, 194796), (2268, 175471), (2319, 171612), (2724, 146097), (3092, 128709), (3178, 125226), (4086, 97398), (4638, 85806), (4767, 83484), (5411, 73548), (6129, 64932), (6356, 62613), (6957, 57204), (8172, 48699), (9276, 42903), (9534, 41742), (10822, 36774), (12258, 32466), (13914, 28602), (14301, 27828), (16233, 24516), (18387, 21644), (19068, 20871)]