16228755

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:95

約数の個数: 72

約数和(自身を含む): 31619952

約数和(自身を除く): 15391197

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 45, 57, 81, 95, 111, 135, 171, 185, 243, 285, 333, 361, 405, 513, 555, 703, 855, 999, 1083, 1215, 1539, 1665, 1805, 2109, 2565, 2997, 3249, 3515, 4617, 4995, 5415, 6327, 7695, 8991, 9747, 10545, 13357, 14985, 16245, 18981, 23085, 29241, 31635, 40071, 44955, 48735, 56943, 66785, 87723, 94905, 120213, 146205, 170829, 200355, 284715, 360639, 438615, 601065, 854145, 1081917, 1803195, 3245751, 5409585, 16228755]

約数ペア:

[(1, 16228755), (3, 5409585), (5, 3245751), (9, 1803195), (15, 1081917), (19, 854145), (27, 601065), (37, 438615), (45, 360639), (57, 284715), (81, 200355), (95, 170829), (111, 146205), (135, 120213), (171, 94905), (185, 87723), (243, 66785), (285, 56943), (333, 48735), (361, 44955), (405, 40071), (513, 31635), (555, 29241), (703, 23085), (855, 18981), (999, 16245), (1083, 14985), (1215, 13357), (1539, 10545), (1665, 9747), (1805, 8991), (2109, 7695), (2565, 6327), (2997, 5415), (3249, 4995), (3515, 4617)]