15691282012

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{5851}}^1$

素因数の和:6023

約数の個数: 72

約数和(自身を含む): 33511829120

約数和(自身を除く): 17820547108

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 71, 76, 133, 142, 266, 284, 497, 532, 994, 1349, 1988, 2698, 5041, 5396, 5851, 9443, 10082, 11702, 18886, 20164, 23404, 35287, 37772, 40957, 70574, 81914, 95779, 111169, 141148, 163828, 191558, 222338, 383116, 415421, 444676, 670453, 778183, 830842, 1340906, 1556366, 1661684, 2681812, 2907947, 3112732, 5815894, 7892999, 11631788, 15785998, 29494891, 31571996, 55250993, 58989782, 110501986, 117979564, 206464237, 221003972, 412928474, 560402929, 825856948, 1120805858, 2241611716, 3922820503, 7845641006, 15691282012]

約数ペア:

[(1, 15691282012), (2, 7845641006), (4, 3922820503), (7, 2241611716), (14, 1120805858), (19, 825856948), (28, 560402929), (38, 412928474), (71, 221003972), (76, 206464237), (133, 117979564), (142, 110501986), (266, 58989782), (284, 55250993), (497, 31571996), (532, 29494891), (994, 15785998), (1349, 11631788), (1988, 7892999), (2698, 5815894), (5041, 3112732), (5396, 2907947), (5851, 2681812), (9443, 1661684), (10082, 1556366), (11702, 1340906), (18886, 830842), (20164, 778183), (23404, 670453), (35287, 444676), (37772, 415421), (40957, 383116), (70574, 222338), (81914, 191558), (95779, 163828), (111169, 141148)]