1993993455

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{541}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 3410697600

約数和(自身を除く): 1416704145

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 185, 229, 435, 541, 555, 687, 1073, 1145, 1623, 2705, 3219, 3435, 5365, 6641, 8115, 8473, 15689, 16095, 19923, 20017, 25419, 33205, 42365, 47067, 60051, 78445, 99615, 100085, 123889, 127095, 235335, 245717, 300255, 371667, 580493, 619445, 737151, 1228585, 1741479, 1858335, 2902465, 3592781, 3685755, 4583893, 8707395, 10778343, 13751679, 17963905, 22919465, 53891715, 68758395, 132932897, 398798691, 664664485, 1993993455]

約数ペア:

[(1, 1993993455), (3, 664664485), (5, 398798691), (15, 132932897), (29, 68758395), (37, 53891715), (87, 22919465), (111, 17963905), (145, 13751679), (185, 10778343), (229, 8707395), (435, 4583893), (541, 3685755), (555, 3592781), (687, 2902465), (1073, 1858335), (1145, 1741479), (1623, 1228585), (2705, 737151), (3219, 619445), (3435, 580493), (5365, 371667), (6641, 300255), (8115, 245717), (8473, 235335), (15689, 127095), (16095, 123889), (19923, 100085), (20017, 99615), (25419, 78445), (33205, 60051), (42365, 47067)]