18573075

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 36018528

約数和(自身を除く): 17445453

約数列:

[1, 3, 5, 9, 15, 23, 25, 37, 45, 69, 75, 97, 111, 115, 185, 207, 225, 291, 333, 345, 485, 555, 575, 851, 873, 925, 1035, 1455, 1665, 1725, 2231, 2425, 2553, 2775, 3589, 4255, 4365, 5175, 6693, 7275, 7659, 8325, 10767, 11155, 12765, 17945, 20079, 21275, 21825, 32301, 33465, 38295, 53835, 55775, 63825, 82547, 89725, 100395, 161505, 167325, 191475, 247641, 269175, 412735, 501975, 742923, 807525, 1238205, 2063675, 3714615, 6191025, 18573075]

約数ペア:

[(1, 18573075), (3, 6191025), (5, 3714615), (9, 2063675), (15, 1238205), (23, 807525), (25, 742923), (37, 501975), (45, 412735), (69, 269175), (75, 247641), (97, 191475), (111, 167325), (115, 161505), (185, 100395), (207, 89725), (225, 82547), (291, 63825), (333, 55775), (345, 53835), (485, 38295), (555, 33465), (575, 32301), (851, 21825), (873, 21275), (925, 20079), (1035, 17945), (1455, 12765), (1665, 11155), (1725, 10767), (2231, 8325), (2425, 7659), (2553, 7275), (2775, 6693), (3589, 5175), (4255, 4365)]