153758421

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 244458864

約数和(自身を除く): 90700443

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 157, 173, 333, 471, 519, 629, 1413, 1557, 1887, 2669, 2941, 5661, 5809, 6401, 8007, 8823, 17427, 19203, 24021, 26469, 27161, 52281, 57609, 81483, 98753, 108817, 244449, 296259, 326451, 461737, 888777, 979353, 1004957, 1385211, 3014871, 4155633, 9044613, 17084269, 51252807, 153758421]

約数ペア:

[(1, 153758421), (3, 51252807), (9, 17084269), (17, 9044613), (37, 4155633), (51, 3014871), (111, 1385211), (153, 1004957), (157, 979353), (173, 888777), (333, 461737), (471, 326451), (519, 296259), (629, 244449), (1413, 108817), (1557, 98753), (1887, 81483), (2669, 57609), (2941, 52281), (5661, 27161), (5809, 26469), (6401, 24021), (8007, 19203), (8823, 17427)]