655044

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 72

約数和(自身を含む): 1844640

約数和(自身を除く): 1189596

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 19, 26, 34, 38, 39, 51, 52, 57, 68, 76, 78, 102, 114, 156, 169, 204, 221, 228, 247, 323, 338, 442, 494, 507, 646, 663, 676, 741, 884, 969, 988, 1014, 1292, 1326, 1482, 1938, 2028, 2652, 2873, 2964, 3211, 3876, 4199, 5746, 6422, 8398, 8619, 9633, 11492, 12597, 12844, 16796, 17238, 19266, 25194, 34476, 38532, 50388, 54587, 109174, 163761, 218348, 327522, 655044]

約数ペア:

[(1, 655044), (2, 327522), (3, 218348), (4, 163761), (6, 109174), (12, 54587), (13, 50388), (17, 38532), (19, 34476), (26, 25194), (34, 19266), (38, 17238), (39, 16796), (51, 12844), (52, 12597), (57, 11492), (68, 9633), (76, 8619), (78, 8398), (102, 6422), (114, 5746), (156, 4199), (169, 3876), (204, 3211), (221, 2964), (228, 2873), (247, 2652), (323, 2028), (338, 1938), (442, 1482), (494, 1326), (507, 1292), (646, 1014), (663, 988), (676, 969), (741, 884)]