259409332

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1669}}^1$

素因数の和:1761

約数の個数: 72

約数和(自身を含む): 578374440

約数和(自身を除く): 318965108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 182, 196, 244, 364, 427, 637, 793, 854, 1274, 1586, 1669, 1708, 2548, 2989, 3172, 3338, 5551, 5978, 6676, 11102, 11683, 11956, 21697, 22204, 23366, 38857, 43394, 46732, 77714, 81781, 86788, 101809, 151879, 155428, 163562, 203618, 303758, 327124, 407236, 607516, 712663, 1063153, 1323517, 1425326, 2126306, 2647034, 2850652, 4252612, 4988641, 5294068, 9264619, 9977282, 18529238, 19954564, 37058476, 64852333, 129704666, 259409332]

約数ペア:

[(1, 259409332), (2, 129704666), (4, 64852333), (7, 37058476), (13, 19954564), (14, 18529238), (26, 9977282), (28, 9264619), (49, 5294068), (52, 4988641), (61, 4252612), (91, 2850652), (98, 2647034), (122, 2126306), (182, 1425326), (196, 1323517), (244, 1063153), (364, 712663), (427, 607516), (637, 407236), (793, 327124), (854, 303758), (1274, 203618), (1586, 163562), (1669, 155428), (1708, 151879), (2548, 101809), (2989, 86788), (3172, 81781), (3338, 77714), (5551, 46732), (5978, 43394), (6676, 38857), (11102, 23366), (11683, 22204), (11956, 21697)]