1388850944

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{11279}}^1$

素因数の和:11345

約数の個数: 72

約数和(自身を含む): 3066490560

約数和(自身を除く): 1677639616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 104, 128, 148, 208, 256, 296, 416, 481, 592, 832, 962, 1184, 1664, 1924, 2368, 3328, 3848, 4736, 7696, 9472, 11279, 15392, 22558, 30784, 45116, 61568, 90232, 123136, 146627, 180464, 293254, 360928, 417323, 586508, 721856, 834646, 1173016, 1443712, 1669292, 2346032, 2887424, 3338584, 4692064, 5425199, 6677168, 9384128, 10850398, 13354336, 18768256, 21700796, 26708672, 37536512, 43401592, 53417344, 86803184, 106834688, 173606368, 347212736, 694425472, 1388850944]

約数ペア:

[(1, 1388850944), (2, 694425472), (4, 347212736), (8, 173606368), (13, 106834688), (16, 86803184), (26, 53417344), (32, 43401592), (37, 37536512), (52, 26708672), (64, 21700796), (74, 18768256), (104, 13354336), (128, 10850398), (148, 9384128), (208, 6677168), (256, 5425199), (296, 4692064), (416, 3338584), (481, 2887424), (592, 2346032), (832, 1669292), (962, 1443712), (1184, 1173016), (1664, 834646), (1924, 721856), (2368, 586508), (3328, 417323), (3848, 360928), (4736, 293254), (7696, 180464), (9472, 146627), (11279, 123136), (15392, 90232), (22558, 61568), (30784, 45116)]