42004365

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12671}}^1$

素因数の和:12709

約数の個数: 32

約数和(自身を含む): 76640256

約数和(自身を除く): 34635891

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 12671, 38013, 63355, 164723, 190065, 215407, 494169, 646221, 823615, 1077035, 2470845, 2800291, 3231105, 8400873, 14001455, 42004365]

約数ペア:

[(1, 42004365), (3, 14001455), (5, 8400873), (13, 3231105), (15, 2800291), (17, 2470845), (39, 1077035), (51, 823615), (65, 646221), (85, 494169), (195, 215407), (221, 190065), (255, 164723), (663, 63355), (1105, 38013), (3315, 12671)]