861734848

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{22037}}^1$

素因数の和:22109

約数の個数: 56

約数和(自身を含む): 1880811072

約数和(自身を除く): 1019076224

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 188, 208, 376, 416, 611, 752, 832, 1222, 1504, 2444, 3008, 4888, 9776, 19552, 22037, 39104, 44074, 88148, 176296, 286481, 352592, 572962, 705184, 1035739, 1145924, 1410368, 2071478, 2291848, 4142956, 4583696, 8285912, 9167392, 13464607, 16571824, 18334784, 26929214, 33143648, 53858428, 66287296, 107716856, 215433712, 430867424, 861734848]

約数ペア:

[(1, 861734848), (2, 430867424), (4, 215433712), (8, 107716856), (13, 66287296), (16, 53858428), (26, 33143648), (32, 26929214), (47, 18334784), (52, 16571824), (64, 13464607), (94, 9167392), (104, 8285912), (188, 4583696), (208, 4142956), (376, 2291848), (416, 2071478), (611, 1410368), (752, 1145924), (832, 1035739), (1222, 705184), (1504, 572962), (2444, 352592), (3008, 286481), (4888, 176296), (9776, 88148), (19552, 44074), (22037, 39104)]