1381528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 2790000

約数和(自身を除く): 1408472

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 149, 152, 244, 298, 488, 596, 1159, 1192, 2318, 2831, 4636, 5662, 9089, 9272, 11324, 18178, 22648, 36356, 72712, 172691, 345382, 690764, 1381528]

約数ペア:

[(1, 1381528), (2, 690764), (4, 345382), (8, 172691), (19, 72712), (38, 36356), (61, 22648), (76, 18178), (122, 11324), (149, 9272), (152, 9089), (244, 5662), (298, 4636), (488, 2831), (596, 2318), (1159, 1192)]