2173427490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{8431}}^1$

素因数の和:9115

約数の個数: 64

約数和(自身を含む): 5626639872

約数和(自身を除く): 3453212382

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 661, 1322, 1983, 3305, 3966, 6610, 8431, 8593, 9915, 16862, 17186, 19830, 25293, 25779, 42155, 42965, 50586, 51558, 84310, 85930, 109603, 126465, 128895, 219206, 252930, 257790, 328809, 548015, 657618, 1096030, 1644045, 3288090, 5572891, 11145782, 16718673, 27864455, 33437346, 55728910, 72447583, 83593365, 144895166, 167186730, 217342749, 362237915, 434685498, 724475830, 1086713745, 2173427490]

約数ペア:

[(1, 2173427490), (2, 1086713745), (3, 724475830), (5, 434685498), (6, 362237915), (10, 217342749), (13, 167186730), (15, 144895166), (26, 83593365), (30, 72447583), (39, 55728910), (65, 33437346), (78, 27864455), (130, 16718673), (195, 11145782), (390, 5572891), (661, 3288090), (1322, 1644045), (1983, 1096030), (3305, 657618), (3966, 548015), (6610, 328809), (8431, 257790), (8593, 252930), (9915, 219206), (16862, 128895), (17186, 126465), (19830, 109603), (25293, 85930), (25779, 84310), (42155, 51558), (42965, 50586)]