11420925

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 20088000

約数和(自身を除く): 8667075

約数列:

[1, 3, 5, 15, 25, 29, 59, 75, 87, 89, 145, 177, 267, 295, 435, 445, 725, 885, 1335, 1475, 1711, 2175, 2225, 2581, 4425, 5133, 5251, 6675, 7743, 8555, 12905, 15753, 25665, 26255, 38715, 42775, 64525, 78765, 128325, 131275, 152279, 193575, 393825, 456837, 761395, 2284185, 3806975, 11420925]

約数ペア:

[(1, 11420925), (3, 3806975), (5, 2284185), (15, 761395), (25, 456837), (29, 393825), (59, 193575), (75, 152279), (87, 131275), (89, 128325), (145, 78765), (177, 64525), (267, 42775), (295, 38715), (435, 26255), (445, 25665), (725, 15753), (885, 12905), (1335, 8555), (1475, 7743), (1711, 6675), (2175, 5251), (2225, 5133), (2581, 4425)]