989280448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{62581}}^1$

素因数の和:62625

約数の個数: 56

約数和(自身を含む): 2225415920

約数和(自身を除く): 1236135472

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 7904, 15808, 62581, 125162, 250324, 500648, 813553, 1001296, 1189039, 1627106, 2002592, 2378078, 3254212, 4005184, 4756156, 6508424, 9512312, 13016848, 15457507, 19024624, 26033696, 30915014, 38049248, 52067392, 61830028, 76098496, 123660056, 247320112, 494640224, 989280448]

約数ペア:

[(1, 989280448), (2, 494640224), (4, 247320112), (8, 123660056), (13, 76098496), (16, 61830028), (19, 52067392), (26, 38049248), (32, 30915014), (38, 26033696), (52, 19024624), (64, 15457507), (76, 13016848), (104, 9512312), (152, 6508424), (208, 4756156), (247, 4005184), (304, 3254212), (416, 2378078), (494, 2002592), (608, 1627106), (832, 1189039), (988, 1001296), (1216, 813553), (1976, 500648), (3952, 250324), (7904, 125162), (15808, 62581)]