61621725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:798

約数の個数: 48

約数和(自身を含む): 112296384

約数和(自身を除く): 50674659

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 113, 165, 275, 339, 565, 661, 825, 1243, 1695, 1983, 2825, 3305, 3729, 6215, 7271, 8475, 9915, 16525, 18645, 21813, 31075, 36355, 49575, 74693, 93225, 109065, 181775, 224079, 373465, 545325, 821623, 1120395, 1867325, 2464869, 4108115, 5601975, 12324345, 20540575, 61621725]

約数ペア:

[(1, 61621725), (3, 20540575), (5, 12324345), (11, 5601975), (15, 4108115), (25, 2464869), (33, 1867325), (55, 1120395), (75, 821623), (113, 545325), (165, 373465), (275, 224079), (339, 181775), (565, 109065), (661, 93225), (825, 74693), (1243, 49575), (1695, 36355), (1983, 31075), (2825, 21813), (3305, 18645), (3729, 16525), (6215, 9915), (7271, 8475)]