890702813

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{24049}}^1$

素因数の和:24117

約数の個数: 32

約数和(自身を含む): 1228281600

約数和(自身を除く): 337578787

約数列:

[1, 7, 11, 13, 37, 77, 91, 143, 259, 407, 481, 1001, 2849, 3367, 5291, 24049, 37037, 168343, 264539, 312637, 889813, 1851773, 2188459, 3439007, 6228691, 9787943, 11567569, 24073049, 68515601, 80972983, 127243259, 890702813]

約数ペア:

[(1, 890702813), (7, 127243259), (11, 80972983), (13, 68515601), (37, 24073049), (77, 11567569), (91, 9787943), (143, 6228691), (259, 3439007), (407, 2188459), (481, 1851773), (1001, 889813), (2849, 312637), (3367, 264539), (5291, 168343), (24049, 37037)]