128645972

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1741}}^1$

素因数の和:1801

約数の個数: 72

約数和(自身を含む): 291924360

約数和(自身を除く): 163278388

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 91, 98, 116, 182, 196, 203, 364, 377, 406, 637, 754, 812, 1274, 1421, 1508, 1741, 2548, 2639, 2842, 3482, 5278, 5684, 6964, 10556, 12187, 18473, 22633, 24374, 36946, 45266, 48748, 50489, 73892, 85309, 90532, 100978, 158431, 170618, 201956, 316862, 341236, 353423, 633724, 656357, 706846, 1109017, 1312714, 1413692, 2218034, 2473961, 2625428, 4436068, 4594499, 4947922, 9188998, 9895844, 18377996, 32161493, 64322986, 128645972]

約数ペア:

[(1, 128645972), (2, 64322986), (4, 32161493), (7, 18377996), (13, 9895844), (14, 9188998), (26, 4947922), (28, 4594499), (29, 4436068), (49, 2625428), (52, 2473961), (58, 2218034), (91, 1413692), (98, 1312714), (116, 1109017), (182, 706846), (196, 656357), (203, 633724), (364, 353423), (377, 341236), (406, 316862), (637, 201956), (754, 170618), (812, 158431), (1274, 100978), (1421, 90532), (1508, 85309), (1741, 73892), (2548, 50489), (2639, 48748), (2842, 45266), (3482, 36946), (5278, 24374), (5684, 22633), (6964, 18473), (10556, 12187)]