7890446445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{6113}}^1$

素因数の和:6794

約数の個数: 64

約数和(自身を含む): 15213588480

約数和(自身を除く): 7323142035

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 647, 665, 1941, 1995, 3235, 4529, 6113, 9705, 12293, 13587, 18339, 22645, 30565, 36879, 42791, 61465, 67935, 86051, 91695, 116147, 128373, 184395, 213955, 258153, 348441, 430255, 580735, 641865, 813029, 1290765, 1742205, 2439087, 3955111, 4065145, 11865333, 12195435, 19775555, 27685777, 59326665, 75147109, 83057331, 138428885, 225441327, 375735545, 415286655, 526029763, 1127206635, 1578089289, 2630148815, 7890446445]

約数ペア:

[(1, 7890446445), (3, 2630148815), (5, 1578089289), (7, 1127206635), (15, 526029763), (19, 415286655), (21, 375735545), (35, 225441327), (57, 138428885), (95, 83057331), (105, 75147109), (133, 59326665), (285, 27685777), (399, 19775555), (647, 12195435), (665, 11865333), (1941, 4065145), (1995, 3955111), (3235, 2439087), (4529, 1742205), (6113, 1290765), (9705, 813029), (12293, 641865), (13587, 580735), (18339, 430255), (22645, 348441), (30565, 258153), (36879, 213955), (42791, 184395), (61465, 128373), (67935, 116147), (86051, 91695)]