1279769156722

素因数分解:

$2^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1\times {\mathrm{571}}^1\times {\mathrm{2557}}^1$

素因数の和:3731

約数の個数: 64

約数和(自身を含む): 2219485821696

約数和(自身を除く): 939716664974

約数列:

[1, 2, 7, 14, 137, 274, 457, 571, 914, 959, 1142, 1918, 2557, 3199, 3997, 5114, 6398, 7994, 17899, 35798, 62609, 78227, 125218, 156454, 260947, 350309, 438263, 521894, 547589, 700618, 876526, 1095178, 1168549, 1460047, 1826629, 2337098, 2452163, 2920094, 3653258, 4904326, 8179843, 10220329, 16359686, 20440658, 35749739, 71499478, 160091213, 200026439, 250248173, 320182426, 400052878, 500496346, 667241479, 1120638491, 1334482958, 1400185073, 2241276982, 2800370146, 4670690353, 9341380706, 91412082623, 182824165246, 639884578361, 1279769156722]

約数ペア:

[(1, 1279769156722), (2, 639884578361), (7, 182824165246), (14, 91412082623), (137, 9341380706), (274, 4670690353), (457, 2800370146), (571, 2241276982), (914, 1400185073), (959, 1334482958), (1142, 1120638491), (1918, 667241479), (2557, 500496346), (3199, 400052878), (3997, 320182426), (5114, 250248173), (6398, 200026439), (7994, 160091213), (17899, 71499478), (35798, 35749739), (62609, 20440658), (78227, 16359686), (125218, 10220329), (156454, 8179843), (260947, 4904326), (350309, 3653258), (438263, 2920094), (521894, 2452163), (547589, 2337098), (700618, 1826629), (876526, 1460047), (1095178, 1168549)]