212972490

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{87643}}^1$

素因数の和:87665

約数の個数: 48

約数和(自身を含む): 574243488

約数和(自身を除く): 361270998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 87643, 175286, 262929, 438215, 525858, 788787, 876430, 1314645, 1577574, 2366361, 2629290, 3943935, 4732722, 7099083, 7887870, 11831805, 14198166, 21297249, 23663610, 35495415, 42594498, 70990830, 106486245, 212972490]

約数ペア:

[(1, 212972490), (2, 106486245), (3, 70990830), (5, 42594498), (6, 35495415), (9, 23663610), (10, 21297249), (15, 14198166), (18, 11831805), (27, 7887870), (30, 7099083), (45, 4732722), (54, 3943935), (81, 2629290), (90, 2366361), (135, 1577574), (162, 1314645), (243, 876430), (270, 788787), (405, 525858), (486, 438215), (810, 262929), (1215, 175286), (2430, 87643)]