127982988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2659}}^1$

素因数の和:2867

約数の個数: 72

約数和(自身を含む): 371804160

約数和(自身を除く): 243821172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 191, 252, 382, 573, 764, 1146, 1337, 1719, 2292, 2659, 2674, 3438, 4011, 5318, 5348, 6876, 7977, 8022, 10636, 12033, 15954, 16044, 18613, 23931, 24066, 31908, 37226, 47862, 48132, 55839, 74452, 95724, 111678, 167517, 223356, 335034, 507869, 670068, 1015738, 1523607, 2031476, 3047214, 3555083, 4570821, 6094428, 7110166, 9141642, 10665249, 14220332, 18283284, 21330498, 31995747, 42660996, 63991494, 127982988]

約数ペア:

[(1, 127982988), (2, 63991494), (3, 42660996), (4, 31995747), (6, 21330498), (7, 18283284), (9, 14220332), (12, 10665249), (14, 9141642), (18, 7110166), (21, 6094428), (28, 4570821), (36, 3555083), (42, 3047214), (63, 2031476), (84, 1523607), (126, 1015738), (191, 670068), (252, 507869), (382, 335034), (573, 223356), (764, 167517), (1146, 111678), (1337, 95724), (1719, 74452), (2292, 55839), (2659, 48132), (2674, 47862), (3438, 37226), (4011, 31908), (5318, 24066), (5348, 23931), (6876, 18613), (7977, 16044), (8022, 15954), (10636, 12033)]