71704395

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 149385600

約数和(自身を除く): 77681205

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 1049, 1085, 1395, 1519, 1953, 2205, 3147, 3255, 4557, 5245, 7343, 7595, 9441, 9765, 13671, 15735, 22029, 22785, 32519, 36715, 47205, 51401, 66087, 68355, 97557, 110145, 154203, 162595, 227633, 257005, 292671, 330435, 462609, 487785, 682899, 771015, 1138165, 1463355, 1593431, 2048697, 2313045, 3414495, 4780293, 7967155, 10243485, 14340879, 23901465, 71704395]

約数ペア:

[(1, 71704395), (3, 23901465), (5, 14340879), (7, 10243485), (9, 7967155), (15, 4780293), (21, 3414495), (31, 2313045), (35, 2048697), (45, 1593431), (49, 1463355), (63, 1138165), (93, 771015), (105, 682899), (147, 487785), (155, 462609), (217, 330435), (245, 292671), (279, 257005), (315, 227633), (441, 162595), (465, 154203), (651, 110145), (735, 97557), (1049, 68355), (1085, 66087), (1395, 51401), (1519, 47205), (1953, 36715), (2205, 32519), (3147, 22785), (3255, 22029), (4557, 15735), (5245, 13671), (7343, 9765), (7595, 9441)]