71295885

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1458

約数の個数: 48

約数和(自身を含む): 132312960

約数和(自身を除く): 61017075

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 61, 95, 171, 183, 285, 305, 549, 855, 915, 1159, 1367, 2745, 3477, 4101, 5795, 6835, 10431, 12303, 17385, 20505, 25973, 52155, 61515, 77919, 83387, 129865, 233757, 250161, 389595, 416935, 750483, 1168785, 1250805, 1584353, 3752415, 4753059, 7921765, 14259177, 23765295, 71295885]

約数ペア:

[(1, 71295885), (3, 23765295), (5, 14259177), (9, 7921765), (15, 4753059), (19, 3752415), (45, 1584353), (57, 1250805), (61, 1168785), (95, 750483), (171, 416935), (183, 389595), (285, 250161), (305, 233757), (549, 129865), (855, 83387), (915, 77919), (1159, 61515), (1367, 52155), (2745, 25973), (3477, 20505), (4101, 17385), (5795, 12303), (6835, 10431)]