28856646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 78274560

約数和(自身を除く): 49417914

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 79, 91, 117, 126, 158, 182, 223, 234, 237, 273, 446, 474, 546, 553, 669, 711, 819, 1027, 1106, 1338, 1422, 1561, 1638, 1659, 2007, 2054, 2899, 3081, 3122, 3318, 4014, 4683, 4977, 5798, 6162, 7189, 8697, 9243, 9366, 9954, 14049, 14378, 17394, 17617, 18486, 20293, 21567, 26091, 28098, 35234, 40586, 43134, 52182, 52851, 60879, 64701, 105702, 121758, 123319, 129402, 158553, 182637, 229021, 246638, 317106, 365274, 369957, 458042, 687063, 739914, 1109871, 1374126, 1603147, 2061189, 2219742, 3206294, 4122378, 4809441, 9618882, 14428323, 28856646]

約数ペア:

[(1, 28856646), (2, 14428323), (3, 9618882), (6, 4809441), (7, 4122378), (9, 3206294), (13, 2219742), (14, 2061189), (18, 1603147), (21, 1374126), (26, 1109871), (39, 739914), (42, 687063), (63, 458042), (78, 369957), (79, 365274), (91, 317106), (117, 246638), (126, 229021), (158, 182637), (182, 158553), (223, 129402), (234, 123319), (237, 121758), (273, 105702), (446, 64701), (474, 60879), (546, 52851), (553, 52182), (669, 43134), (711, 40586), (819, 35234), (1027, 28098), (1106, 26091), (1338, 21567), (1422, 20293), (1561, 18486), (1638, 17617), (1659, 17394), (2007, 14378), (2054, 14049), (2899, 9954), (3081, 9366), (3122, 9243), (3318, 8697), (4014, 7189), (4683, 6162), (4977, 5798)]