311906196

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{13907}}^1$

素因数の和:14013

約数の個数: 72

約数和(自身を含む): 911252160

約数和(自身を除く): 599345964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 89, 126, 178, 252, 267, 356, 534, 623, 801, 1068, 1246, 1602, 1869, 2492, 3204, 3738, 5607, 7476, 11214, 13907, 22428, 27814, 41721, 55628, 83442, 97349, 125163, 166884, 194698, 250326, 292047, 389396, 500652, 584094, 876141, 1168188, 1237723, 1752282, 2475446, 3504564, 3713169, 4950892, 7426338, 8664061, 11139507, 14852676, 17328122, 22279014, 25992183, 34656244, 44558028, 51984366, 77976549, 103968732, 155953098, 311906196]

約数ペア:

[(1, 311906196), (2, 155953098), (3, 103968732), (4, 77976549), (6, 51984366), (7, 44558028), (9, 34656244), (12, 25992183), (14, 22279014), (18, 17328122), (21, 14852676), (28, 11139507), (36, 8664061), (42, 7426338), (63, 4950892), (84, 3713169), (89, 3504564), (126, 2475446), (178, 1752282), (252, 1237723), (267, 1168188), (356, 876141), (534, 584094), (623, 500652), (801, 389396), (1068, 292047), (1246, 250326), (1602, 194698), (1869, 166884), (2492, 125163), (3204, 97349), (3738, 83442), (5607, 55628), (7476, 41721), (11214, 27814), (13907, 22428)]