1428271208

素因数分解:

$2^3\times 7^3\times {\mathrm{13}}^1\times {\mathrm{40039}}^1$

素因数の和:40079

約数の個数: 64

約数和(自身を含む): 3363360000

約数和(自身を除く): 1935088792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 343, 364, 392, 637, 686, 728, 1274, 1372, 2548, 2744, 4459, 5096, 8918, 17836, 35672, 40039, 80078, 160156, 280273, 320312, 520507, 560546, 1041014, 1121092, 1961911, 2082028, 2242184, 3643549, 3923822, 4164056, 7287098, 7847644, 13733377, 14574196, 15695288, 25504843, 27466754, 29148392, 51009686, 54933508, 102019372, 109867016, 178533901, 204038744, 357067802, 714135604, 1428271208]

約数ペア:

[(1, 1428271208), (2, 714135604), (4, 357067802), (7, 204038744), (8, 178533901), (13, 109867016), (14, 102019372), (26, 54933508), (28, 51009686), (49, 29148392), (52, 27466754), (56, 25504843), (91, 15695288), (98, 14574196), (104, 13733377), (182, 7847644), (196, 7287098), (343, 4164056), (364, 3923822), (392, 3643549), (637, 2242184), (686, 2082028), (728, 1961911), (1274, 1121092), (1372, 1041014), (2548, 560546), (2744, 520507), (4459, 320312), (5096, 280273), (8918, 160156), (17836, 80078), (35672, 40039)]