30470307

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 50971680

約数和(自身を除く): 20501373

約数列:

[1, 3, 7, 17, 21, 49, 51, 89, 119, 137, 147, 267, 357, 411, 623, 833, 959, 1513, 1869, 2329, 2499, 2877, 4361, 4539, 6713, 6987, 10591, 12193, 13083, 16303, 20139, 31773, 36579, 48909, 74137, 85351, 114121, 207281, 222411, 256053, 342363, 597457, 621843, 1450967, 1792371, 4352901, 10156769, 30470307]

約数ペア:

[(1, 30470307), (3, 10156769), (7, 4352901), (17, 1792371), (21, 1450967), (49, 621843), (51, 597457), (89, 342363), (119, 256053), (137, 222411), (147, 207281), (267, 114121), (357, 85351), (411, 74137), (623, 48909), (833, 36579), (959, 31773), (1513, 20139), (1869, 16303), (2329, 13083), (2499, 12193), (2877, 10591), (4361, 6987), (4539, 6713)]