289906932

素因数分解:

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

素因数の和:258

約数の個数: 72

約数和(自身を含む): 796978560

約数和(自身を除く): 507071628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 2212, 3318, 3871, 6241, 6636, 7742, 11613, 12482, 15484, 18723, 23226, 24964, 37446, 43687, 46452, 74892, 87374, 131061, 174748, 262122, 305809, 493039, 524244, 611618, 917427, 986078, 1223236, 1479117, 1834854, 1972156, 2958234, 3451273, 3669708, 5916468, 6902546, 10353819, 13805092, 20707638, 24158911, 41415276, 48317822, 72476733, 96635644, 144953466, 289906932]

約数ペア:

[(1, 289906932), (2, 144953466), (3, 96635644), (4, 72476733), (6, 48317822), (7, 41415276), (12, 24158911), (14, 20707638), (21, 13805092), (28, 10353819), (42, 6902546), (49, 5916468), (79, 3669708), (84, 3451273), (98, 2958234), (147, 1972156), (158, 1834854), (196, 1479117), (237, 1223236), (294, 986078), (316, 917427), (474, 611618), (553, 524244), (588, 493039), (948, 305809), (1106, 262122), (1659, 174748), (2212, 131061), (3318, 87374), (3871, 74892), (6241, 46452), (6636, 43687), (7742, 37446), (11613, 24964), (12482, 23226), (15484, 18723)]