28706132

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4639}}^1$

素因数の和:4680

約数の個数: 48

約数和(自身を含む): 65479680

約数和(自身を除く): 36773548

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 4639, 6188, 9278, 18556, 32473, 60307, 64946, 78863, 120614, 129892, 157726, 241228, 315452, 422149, 552041, 844298, 1025219, 1104082, 1688596, 2050438, 2208164, 4100876, 7176533, 14353066, 28706132]

約数ペア:

[(1, 28706132), (2, 14353066), (4, 7176533), (7, 4100876), (13, 2208164), (14, 2050438), (17, 1688596), (26, 1104082), (28, 1025219), (34, 844298), (52, 552041), (68, 422149), (91, 315452), (119, 241228), (182, 157726), (221, 129892), (238, 120614), (364, 78863), (442, 64946), (476, 60307), (884, 32473), (1547, 18556), (3094, 9278), (4639, 6188)]