64173135

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1723}}^1$

素因数の和:1935

約数の個数: 32

約数和(自身を含む): 111218688

約数和(自身を除く): 47045553

約数列:

[1, 3, 5, 13, 15, 39, 65, 191, 195, 573, 955, 1723, 2483, 2865, 5169, 7449, 8615, 12415, 22399, 25845, 37245, 67197, 111995, 329093, 335985, 987279, 1645465, 4278209, 4936395, 12834627, 21391045, 64173135]

約数ペア:

[(1, 64173135), (3, 21391045), (5, 12834627), (13, 4936395), (15, 4278209), (39, 1645465), (65, 987279), (191, 335985), (195, 329093), (573, 111995), (955, 67197), (1723, 37245), (2483, 25845), (2865, 22399), (5169, 12415), (7449, 8615)]