203421375

素因数分解:

$3^5\times 5^3\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 392718144

約数和(自身を除く): 189296769

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 81, 111, 125, 135, 181, 185, 225, 243, 333, 375, 405, 543, 555, 675, 905, 925, 999, 1125, 1215, 1629, 1665, 2025, 2715, 2775, 2997, 3375, 4525, 4625, 4887, 4995, 6075, 6697, 8145, 8325, 8991, 10125, 13575, 13875, 14661, 14985, 20091, 22625, 24435, 24975, 30375, 33485, 40725, 41625, 43983, 44955, 60273, 67875, 73305, 74925, 100455, 122175, 124875, 167425, 180819, 203625, 219915, 224775, 301365, 366525, 374625, 502275, 542457, 610875, 837125, 904095, 1099575, 1123875, 1506825, 1627371, 1832625, 2511375, 2712285, 4520475, 5497875, 7534125, 8136855, 13561425, 22602375, 40684275, 67807125, 203421375]

約数ペア:

[(1, 203421375), (3, 67807125), (5, 40684275), (9, 22602375), (15, 13561425), (25, 8136855), (27, 7534125), (37, 5497875), (45, 4520475), (75, 2712285), (81, 2511375), (111, 1832625), (125, 1627371), (135, 1506825), (181, 1123875), (185, 1099575), (225, 904095), (243, 837125), (333, 610875), (375, 542457), (405, 502275), (543, 374625), (555, 366525), (675, 301365), (905, 224775), (925, 219915), (999, 203625), (1125, 180819), (1215, 167425), (1629, 124875), (1665, 122175), (2025, 100455), (2715, 74925), (2775, 73305), (2997, 67875), (3375, 60273), (4525, 44955), (4625, 43983), (4887, 41625), (4995, 40725), (6075, 33485), (6697, 30375), (8145, 24975), (8325, 24435), (8991, 22625), (10125, 20091), (13575, 14985), (13875, 14661)]