28114730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 59380776

約数和(自身を除く): 31266046

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 181, 245, 317, 362, 490, 634, 905, 1267, 1585, 1810, 2219, 2534, 3170, 4438, 6335, 8869, 11095, 12670, 15533, 17738, 22190, 31066, 44345, 57377, 77665, 88690, 114754, 155330, 286885, 401639, 573770, 803278, 2008195, 2811473, 4016390, 5622946, 14057365, 28114730]

約数ペア:

[(1, 28114730), (2, 14057365), (5, 5622946), (7, 4016390), (10, 2811473), (14, 2008195), (35, 803278), (49, 573770), (70, 401639), (98, 286885), (181, 155330), (245, 114754), (317, 88690), (362, 77665), (490, 57377), (634, 44345), (905, 31066), (1267, 22190), (1585, 17738), (1810, 15533), (2219, 12670), (2534, 11095), (3170, 8869), (4438, 6335)]