30787695

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4001}}^1$

素因数の和:4037

約数の個数: 40

約数和(自身を含む): 58109040

約数和(自身を除く): 27321345

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 4001, 7695, 12003, 20005, 36009, 60015, 76019, 108027, 180045, 228057, 324081, 380095, 540135, 684171, 1140285, 1620405, 2052513, 3420855, 6157539, 10262565, 30787695]

約数ペア:

[(1, 30787695), (3, 10262565), (5, 6157539), (9, 3420855), (15, 2052513), (19, 1620405), (27, 1140285), (45, 684171), (57, 540135), (81, 380095), (95, 324081), (135, 228057), (171, 180045), (285, 108027), (405, 76019), (513, 60015), (855, 36009), (1539, 20005), (2565, 12003), (4001, 7695)]