23781195

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 45894576

約数和(自身を除く): 22113381

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 81, 111, 115, 135, 185, 207, 243, 333, 345, 405, 529, 555, 621, 851, 999, 1035, 1215, 1587, 1665, 1863, 2553, 2645, 2997, 3105, 4255, 4761, 4995, 5589, 7659, 7935, 8991, 9315, 12765, 14283, 14985, 19573, 22977, 23805, 27945, 38295, 42849, 44955, 58719, 68931, 71415, 97865, 114885, 128547, 176157, 206793, 214245, 293595, 344655, 528471, 642735, 880785, 1033965, 1585413, 2642355, 4756239, 7927065, 23781195]

約数ペア:

[(1, 23781195), (3, 7927065), (5, 4756239), (9, 2642355), (15, 1585413), (23, 1033965), (27, 880785), (37, 642735), (45, 528471), (69, 344655), (81, 293595), (111, 214245), (115, 206793), (135, 176157), (185, 128547), (207, 114885), (243, 97865), (333, 71415), (345, 68931), (405, 58719), (529, 44955), (555, 42849), (621, 38295), (851, 27945), (999, 23805), (1035, 22977), (1215, 19573), (1587, 14985), (1665, 14283), (1863, 12765), (2553, 9315), (2645, 8991), (2997, 7935), (3105, 7659), (4255, 5589), (4761, 4995)]