31372488

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{20749}}^1$

素因数の和:20771

約数の個数: 64

約数和(自身を含む): 99600000

約数和(自身を除く): 68227512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 20749, 41498, 62247, 82996, 124494, 145243, 165992, 186741, 248988, 290486, 373482, 435729, 497976, 560223, 580972, 746964, 871458, 1120446, 1161944, 1307187, 1493928, 1742916, 2240892, 2614374, 3485832, 3921561, 4481784, 5228748, 7843122, 10457496, 15686244, 31372488]

約数ペア:

[(1, 31372488), (2, 15686244), (3, 10457496), (4, 7843122), (6, 5228748), (7, 4481784), (8, 3921561), (9, 3485832), (12, 2614374), (14, 2240892), (18, 1742916), (21, 1493928), (24, 1307187), (27, 1161944), (28, 1120446), (36, 871458), (42, 746964), (54, 580972), (56, 560223), (63, 497976), (72, 435729), (84, 373482), (108, 290486), (126, 248988), (168, 186741), (189, 165992), (216, 145243), (252, 124494), (378, 82996), (504, 62247), (756, 41498), (1512, 20749)]