54378225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 107707392

約数和(自身を除く): 53329167

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 127, 165, 173, 225, 275, 381, 495, 519, 635, 825, 865, 1143, 1397, 1557, 1903, 1905, 2475, 2595, 3175, 4191, 4325, 5709, 5715, 6985, 7785, 9515, 9525, 12573, 12975, 17127, 20955, 21971, 28545, 28575, 34925, 38925, 47575, 62865, 65913, 85635, 104775, 109855, 142725, 197739, 241681, 314325, 329565, 428175, 549275, 725043, 988695, 1208405, 1647825, 2175129, 3625215, 4943475, 6042025, 10875645, 18126075, 54378225]

約数ペア:

[(1, 54378225), (3, 18126075), (5, 10875645), (9, 6042025), (11, 4943475), (15, 3625215), (25, 2175129), (33, 1647825), (45, 1208405), (55, 988695), (75, 725043), (99, 549275), (127, 428175), (165, 329565), (173, 314325), (225, 241681), (275, 197739), (381, 142725), (495, 109855), (519, 104775), (635, 85635), (825, 65913), (865, 62865), (1143, 47575), (1397, 38925), (1557, 34925), (1903, 28575), (1905, 28545), (2475, 21971), (2595, 20955), (3175, 17127), (4191, 12975), (4325, 12573), (5709, 9525), (5715, 9515), (6985, 7785)]