1287775398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{138739}}^1$

素因数の和:138781

約数の個数: 64

約数和(自身を含む): 3356398080

約数和(自身を除く): 2068622682

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 182, 221, 238, 273, 357, 442, 546, 663, 714, 1326, 1547, 3094, 4641, 9282, 138739, 277478, 416217, 832434, 971173, 1803607, 1942346, 2358563, 2913519, 3607214, 4717126, 5410821, 5827038, 7075689, 10821642, 12625249, 14151378, 16509941, 25250498, 30661319, 33019882, 37875747, 49529823, 61322638, 75751494, 91983957, 99059646, 183967914, 214629233, 429258466, 643887699, 1287775398]

約数ペア:

[(1, 1287775398), (2, 643887699), (3, 429258466), (6, 214629233), (7, 183967914), (13, 99059646), (14, 91983957), (17, 75751494), (21, 61322638), (26, 49529823), (34, 37875747), (39, 33019882), (42, 30661319), (51, 25250498), (78, 16509941), (91, 14151378), (102, 12625249), (119, 10821642), (182, 7075689), (221, 5827038), (238, 5410821), (273, 4717126), (357, 3607214), (442, 2913519), (546, 2358563), (663, 1942346), (714, 1803607), (1326, 971173), (1547, 832434), (3094, 416217), (4641, 277478), (9282, 138739)]