31817295

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 57219552

約数和(自身を除く): 25402257

約数列:

[1, 3, 5, 9, 15, 45, 61, 67, 173, 183, 201, 305, 335, 519, 549, 603, 865, 915, 1005, 1557, 2595, 2745, 3015, 4087, 7785, 10553, 11591, 12261, 20435, 31659, 34773, 36783, 52765, 57955, 61305, 94977, 104319, 158295, 173865, 183915, 474885, 521595, 707051, 2121153, 3535255, 6363459, 10605765, 31817295]

約数ペア:

[(1, 31817295), (3, 10605765), (5, 6363459), (9, 3535255), (15, 2121153), (45, 707051), (61, 521595), (67, 474885), (173, 183915), (183, 173865), (201, 158295), (305, 104319), (335, 94977), (519, 61305), (549, 57955), (603, 52765), (865, 36783), (915, 34773), (1005, 31659), (1557, 20435), (2595, 12261), (2745, 11591), (3015, 10553), (4087, 7785)]