31342428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 86010288

約数和(自身を除く): 54667860

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 193, 234, 347, 386, 468, 579, 694, 772, 1041, 1158, 1388, 1737, 2082, 2316, 2509, 3123, 3474, 4164, 4511, 5018, 6246, 6948, 7527, 9022, 10036, 12492, 13533, 15054, 18044, 22581, 27066, 30108, 40599, 45162, 54132, 66971, 81198, 90324, 133942, 162396, 200913, 267884, 401826, 602739, 803652, 870623, 1205478, 1741246, 2410956, 2611869, 3482492, 5223738, 7835607, 10447476, 15671214, 31342428]

約数ペア:

[(1, 31342428), (2, 15671214), (3, 10447476), (4, 7835607), (6, 5223738), (9, 3482492), (12, 2611869), (13, 2410956), (18, 1741246), (26, 1205478), (36, 870623), (39, 803652), (52, 602739), (78, 401826), (117, 267884), (156, 200913), (193, 162396), (234, 133942), (347, 90324), (386, 81198), (468, 66971), (579, 54132), (694, 45162), (772, 40599), (1041, 30108), (1158, 27066), (1388, 22581), (1737, 18044), (2082, 15054), (2316, 13533), (2509, 12492), (3123, 10036), (3474, 9022), (4164, 7527), (4511, 6948), (5018, 6246)]