68420478

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1213}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 167823360

約数和(自身を除く): 99402882

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 79, 102, 119, 158, 237, 238, 357, 474, 553, 714, 1106, 1213, 1343, 1659, 2426, 2686, 3318, 3639, 4029, 7278, 8058, 8491, 9401, 16982, 18802, 20621, 25473, 28203, 41242, 50946, 56406, 61863, 95827, 123726, 144347, 191654, 287481, 288694, 433041, 574962, 670789, 866082, 1341578, 1629059, 2012367, 3258118, 4024734, 4887177, 9774354, 11403413, 22806826, 34210239, 68420478]

約数ペア:

[(1, 68420478), (2, 34210239), (3, 22806826), (6, 11403413), (7, 9774354), (14, 4887177), (17, 4024734), (21, 3258118), (34, 2012367), (42, 1629059), (51, 1341578), (79, 866082), (102, 670789), (119, 574962), (158, 433041), (237, 288694), (238, 287481), (357, 191654), (474, 144347), (553, 123726), (714, 95827), (1106, 61863), (1213, 56406), (1343, 50946), (1659, 41242), (2426, 28203), (2686, 25473), (3318, 20621), (3639, 18802), (4029, 16982), (7278, 9401), (8058, 8491)]