31415490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20533}}^1$

素因数の和:20563

約数の個数: 48

約数和(自身を含む): 86489208

約数和(自身を除く): 55073718

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 20533, 41066, 61599, 102665, 123198, 184797, 205330, 307995, 349061, 369594, 615990, 698122, 923985, 1047183, 1745305, 1847970, 2094366, 3141549, 3490610, 5235915, 6283098, 10471830, 15707745, 31415490]

約数ペア:

[(1, 31415490), (2, 15707745), (3, 10471830), (5, 6283098), (6, 5235915), (9, 3490610), (10, 3141549), (15, 2094366), (17, 1847970), (18, 1745305), (30, 1047183), (34, 923985), (45, 698122), (51, 615990), (85, 369594), (90, 349061), (102, 307995), (153, 205330), (170, 184797), (255, 123198), (306, 102665), (510, 61599), (765, 41066), (1530, 20533)]