201465555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 355373568

約数和(自身を除く): 153908013

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 131, 163, 185, 255, 393, 489, 555, 629, 655, 815, 1887, 1965, 2227, 2445, 2771, 3145, 4847, 6031, 6681, 8313, 9435, 11135, 13855, 14541, 18093, 21353, 24235, 30155, 33405, 41565, 64059, 72705, 82399, 90465, 102527, 106765, 247197, 307581, 320295, 363001, 411995, 512635, 790061, 1089003, 1235985, 1537905, 1815005, 2370183, 3950305, 5445015, 11850915, 13431037, 40293111, 67155185, 201465555]

約数ペア:

[(1, 201465555), (3, 67155185), (5, 40293111), (15, 13431037), (17, 11850915), (37, 5445015), (51, 3950305), (85, 2370183), (111, 1815005), (131, 1537905), (163, 1235985), (185, 1089003), (255, 790061), (393, 512635), (489, 411995), (555, 363001), (629, 320295), (655, 307581), (815, 247197), (1887, 106765), (1965, 102527), (2227, 90465), (2445, 82399), (2771, 72705), (3145, 64059), (4847, 41565), (6031, 33405), (6681, 30155), (8313, 24235), (9435, 21353), (11135, 18093), (13855, 14541)]