321004515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 560770560

約数和(自身を除く): 239766045

約数列:

[1, 3, 5, 13, 15, 39, 65, 139, 169, 195, 417, 507, 695, 845, 911, 1807, 2085, 2535, 2733, 4555, 5421, 9035, 11843, 13665, 23491, 27105, 35529, 59215, 70473, 117455, 126629, 153959, 177645, 352365, 379887, 461877, 633145, 769795, 1646177, 1899435, 2309385, 4938531, 8230885, 21400301, 24692655, 64200903, 107001505, 321004515]

約数ペア:

[(1, 321004515), (3, 107001505), (5, 64200903), (13, 24692655), (15, 21400301), (39, 8230885), (65, 4938531), (139, 2309385), (169, 1899435), (195, 1646177), (417, 769795), (507, 633145), (695, 461877), (845, 379887), (911, 352365), (1807, 177645), (2085, 153959), (2535, 126629), (2733, 117455), (4555, 70473), (5421, 59215), (9035, 35529), (11843, 27105), (13665, 23491)]