28752906

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7523}}^1$

素因数の和:7555

約数の個数: 48

約数和(自身を含む): 72049824

約数和(自身を除く): 43296918

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 7523, 15046, 22569, 45138, 52661, 97799, 105322, 157983, 195598, 293397, 315966, 368627, 586794, 684593, 737254, 1105881, 1369186, 2053779, 2211762, 4107558, 4792151, 9584302, 14376453, 28752906]

約数ペア:

[(1, 28752906), (2, 14376453), (3, 9584302), (6, 4792151), (7, 4107558), (13, 2211762), (14, 2053779), (21, 1369186), (26, 1105881), (39, 737254), (42, 684593), (49, 586794), (78, 368627), (91, 315966), (98, 293397), (147, 195598), (182, 157983), (273, 105322), (294, 97799), (546, 52661), (637, 45138), (1274, 22569), (1911, 15046), (3822, 7523)]