28874702997

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{25849}}^1$

素因数の和:26035

約数の個数: 72

約数和(自身を含む): 51718095000

約数和(自身を除く): 22843392003

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 149, 153, 357, 441, 447, 833, 1043, 1071, 1341, 2499, 2533, 3129, 7301, 7497, 7599, 9387, 17731, 21903, 22797, 25849, 53193, 65709, 77547, 124117, 159579, 180943, 232641, 372351, 439433, 542829, 1117053, 1266601, 1318299, 1628487, 3076031, 3799803, 3851501, 3954897, 9228093, 11399409, 11554503, 21532217, 26960507, 27684279, 34663509, 64596651, 65475517, 80881521, 188723549, 193789953, 196426551, 242644563, 458328619, 566170647, 589279653, 1374985857, 1698511941, 3208300333, 4124957571, 9624900999, 28874702997]

約数ペア:

[(1, 28874702997), (3, 9624900999), (7, 4124957571), (9, 3208300333), (17, 1698511941), (21, 1374985857), (49, 589279653), (51, 566170647), (63, 458328619), (119, 242644563), (147, 196426551), (149, 193789953), (153, 188723549), (357, 80881521), (441, 65475517), (447, 64596651), (833, 34663509), (1043, 27684279), (1071, 26960507), (1341, 21532217), (2499, 11554503), (2533, 11399409), (3129, 9228093), (7301, 3954897), (7497, 3851501), (7599, 3799803), (9387, 3076031), (17731, 1628487), (21903, 1318299), (22797, 1266601), (25849, 1117053), (53193, 542829), (65709, 439433), (77547, 372351), (124117, 232641), (159579, 180943)]