28329132

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 73068240

約数和(自身を除く): 44739108

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 169, 183, 229, 244, 338, 366, 458, 507, 676, 687, 732, 793, 916, 1014, 1374, 1586, 2028, 2379, 2748, 2977, 3172, 4758, 5954, 8931, 9516, 10309, 11908, 13969, 17862, 20618, 27938, 30927, 35724, 38701, 41236, 41907, 55876, 61854, 77402, 83814, 116103, 123708, 154804, 167628, 181597, 232206, 363194, 464412, 544791, 726388, 1089582, 2179164, 2360761, 4721522, 7082283, 9443044, 14164566, 28329132]

約数ペア:

[(1, 28329132), (2, 14164566), (3, 9443044), (4, 7082283), (6, 4721522), (12, 2360761), (13, 2179164), (26, 1089582), (39, 726388), (52, 544791), (61, 464412), (78, 363194), (122, 232206), (156, 181597), (169, 167628), (183, 154804), (229, 123708), (244, 116103), (338, 83814), (366, 77402), (458, 61854), (507, 55876), (676, 41907), (687, 41236), (732, 38701), (793, 35724), (916, 30927), (1014, 27938), (1374, 20618), (1586, 17862), (2028, 13969), (2379, 11908), (2748, 10309), (2977, 9516), (3172, 8931), (4758, 5954)]