157215942

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21673}}^1$

素因数の和:21725

約数の個数: 48

約数和(自身を含む): 378688128

約数和(自身を除く): 221472186

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 7254, 21673, 43346, 65019, 130038, 195057, 281749, 390114, 563498, 671863, 845247, 1343726, 1690494, 2015589, 2535741, 4031178, 5071482, 6046767, 8734219, 12093534, 17468438, 26202657, 52405314, 78607971, 157215942]

約数ペア:

[(1, 157215942), (2, 78607971), (3, 52405314), (6, 26202657), (9, 17468438), (13, 12093534), (18, 8734219), (26, 6046767), (31, 5071482), (39, 4031178), (62, 2535741), (78, 2015589), (93, 1690494), (117, 1343726), (186, 845247), (234, 671863), (279, 563498), (403, 390114), (558, 281749), (806, 195057), (1209, 130038), (2418, 65019), (3627, 43346), (7254, 21673)]