389627316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22501}}^1$

素因数の和:22561

約数の個数: 72

約数和(自身を含む): 1089366824

約数和(自身を除く): 699739508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2886, 4329, 5772, 8658, 17316, 22501, 45002, 67503, 90004, 135006, 202509, 270012, 292513, 405018, 585026, 810036, 832537, 877539, 1170052, 1665074, 1755078, 2497611, 2632617, 3330148, 3510156, 4995222, 5265234, 7492833, 9990444, 10530468, 10822981, 14985666, 21645962, 29971332, 32468943, 43291924, 64937886, 97406829, 129875772, 194813658, 389627316]

約数ペア:

[(1, 389627316), (2, 194813658), (3, 129875772), (4, 97406829), (6, 64937886), (9, 43291924), (12, 32468943), (13, 29971332), (18, 21645962), (26, 14985666), (36, 10822981), (37, 10530468), (39, 9990444), (52, 7492833), (74, 5265234), (78, 4995222), (111, 3510156), (117, 3330148), (148, 2632617), (156, 2497611), (222, 1755078), (234, 1665074), (333, 1170052), (444, 877539), (468, 832537), (481, 810036), (666, 585026), (962, 405018), (1332, 292513), (1443, 270012), (1924, 202509), (2886, 135006), (4329, 90004), (5772, 67503), (8658, 45002), (17316, 22501)]