639348736

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{12007}}^1$

素因数の和:12044

約数の個数: 52

約数和(自身を含む): 1377005392

約数和(自身を除く): 737656656

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 2048, 3328, 4096, 6656, 12007, 13312, 24014, 26624, 48028, 53248, 96056, 156091, 192112, 312182, 384224, 624364, 768448, 1248728, 1536896, 2497456, 3073792, 4994912, 6147584, 9989824, 12295168, 19979648, 24590336, 39959296, 49180672, 79918592, 159837184, 319674368, 639348736]

約数ペア:

[(1, 639348736), (2, 319674368), (4, 159837184), (8, 79918592), (13, 49180672), (16, 39959296), (26, 24590336), (32, 19979648), (52, 12295168), (64, 9989824), (104, 6147584), (128, 4994912), (208, 3073792), (256, 2497456), (416, 1536896), (512, 1248728), (832, 768448), (1024, 624364), (1664, 384224), (2048, 312182), (3328, 192112), (4096, 156091), (6656, 96056), (12007, 53248), (13312, 48028), (24014, 26624)]