131511276

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31223}}^1$

素因数の和:31252

約数の個数: 60

約数和(自身を含む): 370254192

約数和(自身を除く): 238742916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 31223, 62446, 93669, 124892, 187338, 281007, 374676, 405899, 562014, 811798, 843021, 1124028, 1217697, 1623596, 1686042, 2435394, 2529063, 3372084, 3653091, 4870788, 5058126, 7306182, 10116252, 10959273, 14612364, 21918546, 32877819, 43837092, 65755638, 131511276]

約数ペア:

[(1, 131511276), (2, 65755638), (3, 43837092), (4, 32877819), (6, 21918546), (9, 14612364), (12, 10959273), (13, 10116252), (18, 7306182), (26, 5058126), (27, 4870788), (36, 3653091), (39, 3372084), (52, 2529063), (54, 2435394), (78, 1686042), (81, 1623596), (108, 1217697), (117, 1124028), (156, 843021), (162, 811798), (234, 562014), (324, 405899), (351, 374676), (468, 281007), (702, 187338), (1053, 124892), (1404, 93669), (2106, 62446), (4212, 31223)]