1640383515

素因数分解:

$3^3\times 5^1\times {\mathrm{12150989}}^1$

素因数の和:12151003

約数の個数: 16

約数和(自身を含む): 2916237600

約数和(自身を除く): 1275854085

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 12150989, 36452967, 60754945, 109358901, 182264835, 328076703, 546794505, 1640383515]

約数ペア:

[(1, 1640383515), (3, 546794505), (5, 328076703), (9, 182264835), (15, 109358901), (27, 60754945), (45, 36452967), (135, 12150989)]