28272636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{743}}^1$

素因数の和:911

約数の個数: 72

約数和(自身を含む): 82328064

約数和(自身を除く): 54055428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 151, 252, 302, 453, 604, 743, 906, 1057, 1359, 1486, 1812, 2114, 2229, 2718, 2972, 3171, 4228, 4458, 5201, 5436, 6342, 6687, 8916, 9513, 10402, 12684, 13374, 15603, 19026, 20804, 26748, 31206, 38052, 46809, 62412, 93618, 112193, 187236, 224386, 336579, 448772, 673158, 785351, 1009737, 1346316, 1570702, 2019474, 2356053, 3141404, 4038948, 4712106, 7068159, 9424212, 14136318, 28272636]

約数ペア:

[(1, 28272636), (2, 14136318), (3, 9424212), (4, 7068159), (6, 4712106), (7, 4038948), (9, 3141404), (12, 2356053), (14, 2019474), (18, 1570702), (21, 1346316), (28, 1009737), (36, 785351), (42, 673158), (63, 448772), (84, 336579), (126, 224386), (151, 187236), (252, 112193), (302, 93618), (453, 62412), (604, 46809), (743, 38052), (906, 31206), (1057, 26748), (1359, 20804), (1486, 19026), (1812, 15603), (2114, 13374), (2229, 12684), (2718, 10402), (2972, 9513), (3171, 8916), (4228, 6687), (4458, 6342), (5201, 5436)]