15916212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:573

約数の個数: 72

約数和(自身を含む): 44029440

約数和(自身を除く): 28113228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 479, 639, 852, 923, 958, 1278, 1437, 1846, 1916, 2556, 2769, 2874, 3692, 4311, 5538, 5748, 6227, 8307, 8622, 11076, 12454, 16614, 17244, 18681, 24908, 33228, 34009, 37362, 56043, 68018, 74724, 102027, 112086, 136036, 204054, 224172, 306081, 408108, 442117, 612162, 884234, 1224324, 1326351, 1768468, 2652702, 3979053, 5305404, 7958106, 15916212]

約数ペア:

[(1, 15916212), (2, 7958106), (3, 5305404), (4, 3979053), (6, 2652702), (9, 1768468), (12, 1326351), (13, 1224324), (18, 884234), (26, 612162), (36, 442117), (39, 408108), (52, 306081), (71, 224172), (78, 204054), (117, 136036), (142, 112086), (156, 102027), (213, 74724), (234, 68018), (284, 56043), (426, 37362), (468, 34009), (479, 33228), (639, 24908), (852, 18681), (923, 17244), (958, 16614), (1278, 12454), (1437, 11076), (1846, 8622), (1916, 8307), (2556, 6227), (2769, 5748), (2874, 5538), (3692, 4311)]