129899988

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{397}}^1$

素因数の和:617

約数の個数: 72

約数和(自身を含む): 336827400

約数和(自身を除く): 206927412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 149, 183, 244, 298, 366, 397, 447, 549, 596, 732, 794, 894, 1098, 1191, 1341, 1588, 1788, 2196, 2382, 2682, 3573, 4764, 5364, 7146, 9089, 14292, 18178, 24217, 27267, 36356, 48434, 54534, 59153, 72651, 81801, 96868, 109068, 118306, 145302, 163602, 177459, 217953, 236612, 290604, 327204, 354918, 435906, 532377, 709836, 871812, 1064754, 2129508, 3608333, 7216666, 10824999, 14433332, 21649998, 32474997, 43299996, 64949994, 129899988]

約数ペア:

[(1, 129899988), (2, 64949994), (3, 43299996), (4, 32474997), (6, 21649998), (9, 14433332), (12, 10824999), (18, 7216666), (36, 3608333), (61, 2129508), (122, 1064754), (149, 871812), (183, 709836), (244, 532377), (298, 435906), (366, 354918), (397, 327204), (447, 290604), (549, 236612), (596, 217953), (732, 177459), (794, 163602), (894, 145302), (1098, 118306), (1191, 109068), (1341, 96868), (1588, 81801), (1788, 72651), (2196, 59153), (2382, 54534), (2682, 48434), (3573, 36356), (4764, 27267), (5364, 24217), (7146, 18178), (9089, 14292)]