8901478508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{17987}}^1$

素因数の和:18342

約数の個数: 48

約数和(自身を含む): 17374393344

約数和(自身を除く): 8472914836

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 307, 403, 614, 806, 1228, 1612, 3991, 7982, 9517, 15964, 17987, 19034, 35974, 38068, 71948, 123721, 233831, 247442, 467662, 494884, 557597, 935324, 1115194, 2230388, 5522009, 7248761, 11044018, 14497522, 22088036, 28995044, 71786117, 143572234, 171182279, 287144468, 342364558, 684729116, 2225369627, 4450739254, 8901478508]

約数ペア:

[(1, 8901478508), (2, 4450739254), (4, 2225369627), (13, 684729116), (26, 342364558), (31, 287144468), (52, 171182279), (62, 143572234), (124, 71786117), (307, 28995044), (403, 22088036), (614, 14497522), (806, 11044018), (1228, 7248761), (1612, 5522009), (3991, 2230388), (7982, 1115194), (9517, 935324), (15964, 557597), (17987, 494884), (19034, 467662), (35974, 247442), (38068, 233831), (71948, 123721)]