28105506

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 73120320

約数和(自身を除く): 45014814

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 61, 66, 78, 99, 117, 122, 143, 179, 183, 198, 234, 286, 358, 366, 429, 537, 549, 671, 793, 858, 1074, 1098, 1287, 1342, 1586, 1611, 1969, 2013, 2327, 2379, 2574, 3222, 3938, 4026, 4654, 4758, 5907, 6039, 6981, 7137, 8723, 10919, 11814, 12078, 13962, 14274, 17446, 17721, 20943, 21838, 25597, 26169, 32757, 35442, 41886, 51194, 52338, 65514, 76791, 78507, 98271, 120109, 141947, 153582, 157014, 196542, 230373, 240218, 283894, 360327, 425841, 460746, 720654, 851682, 1080981, 1277523, 1561417, 2161962, 2555046, 3122834, 4684251, 9368502, 14052753, 28105506]

約数ペア:

[(1, 28105506), (2, 14052753), (3, 9368502), (6, 4684251), (9, 3122834), (11, 2555046), (13, 2161962), (18, 1561417), (22, 1277523), (26, 1080981), (33, 851682), (39, 720654), (61, 460746), (66, 425841), (78, 360327), (99, 283894), (117, 240218), (122, 230373), (143, 196542), (179, 157014), (183, 153582), (198, 141947), (234, 120109), (286, 98271), (358, 78507), (366, 76791), (429, 65514), (537, 52338), (549, 51194), (671, 41886), (793, 35442), (858, 32757), (1074, 26169), (1098, 25597), (1287, 21838), (1342, 20943), (1586, 17721), (1611, 17446), (1969, 14274), (2013, 13962), (2327, 12078), (2379, 11814), (2574, 10919), (3222, 8723), (3938, 7137), (4026, 6981), (4654, 6039), (4758, 5907)]