131232105

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{227}}^1\times {\mathrm{443}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 236882880

約数和(自身を除く): 105650775

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 227, 261, 435, 443, 681, 1135, 1305, 1329, 2043, 2215, 3405, 3987, 6583, 6645, 10215, 12847, 19749, 19935, 32915, 38541, 59247, 64235, 98745, 100561, 115623, 192705, 296235, 301683, 502805, 578115, 905049, 1508415, 2916269, 4525245, 8748807, 14581345, 26246421, 43744035, 131232105]

約数ペア:

[(1, 131232105), (3, 43744035), (5, 26246421), (9, 14581345), (15, 8748807), (29, 4525245), (45, 2916269), (87, 1508415), (145, 905049), (227, 578115), (261, 502805), (435, 301683), (443, 296235), (681, 192705), (1135, 115623), (1305, 100561), (1329, 98745), (2043, 64235), (2215, 59247), (3405, 38541), (3987, 32915), (6583, 19935), (6645, 19749), (10215, 12847)]