31449579

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 53088000

約数和(自身を除く): 21638421

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 149, 161, 399, 437, 447, 483, 529, 1043, 1311, 1587, 2831, 3059, 3129, 3427, 3703, 8493, 9177, 10051, 10281, 11109, 19817, 23989, 30153, 59451, 65113, 70357, 71967, 78821, 195339, 211071, 236463, 455791, 551747, 1367373, 1497599, 1655241, 4492797, 10483193, 31449579]

約数ペア:

[(1, 31449579), (3, 10483193), (7, 4492797), (19, 1655241), (21, 1497599), (23, 1367373), (57, 551747), (69, 455791), (133, 236463), (149, 211071), (161, 195339), (399, 78821), (437, 71967), (447, 70357), (483, 65113), (529, 59451), (1043, 30153), (1311, 23989), (1587, 19817), (2831, 11109), (3059, 10281), (3129, 10051), (3427, 9177), (3703, 8493)]