31045196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 73664640

約数和(自身を除く): 42619444

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 29, 34, 52, 58, 68, 91, 116, 119, 173, 182, 203, 221, 238, 346, 364, 377, 406, 442, 476, 493, 692, 754, 812, 884, 986, 1211, 1508, 1547, 1972, 2249, 2422, 2639, 2941, 3094, 3451, 4498, 4844, 5017, 5278, 5882, 6188, 6409, 6902, 8996, 10034, 10556, 11764, 12818, 13804, 15743, 20068, 20587, 25636, 31486, 35119, 38233, 41174, 44863, 62972, 65221, 70238, 76466, 82348, 85289, 89726, 130442, 140476, 152932, 170578, 179452, 260884, 267631, 341156, 456547, 535262, 597023, 913094, 1070524, 1108757, 1194046, 1826188, 2217514, 2388092, 4435028, 7761299, 15522598, 31045196]

約数ペア:

[(1, 31045196), (2, 15522598), (4, 7761299), (7, 4435028), (13, 2388092), (14, 2217514), (17, 1826188), (26, 1194046), (28, 1108757), (29, 1070524), (34, 913094), (52, 597023), (58, 535262), (68, 456547), (91, 341156), (116, 267631), (119, 260884), (173, 179452), (182, 170578), (203, 152932), (221, 140476), (238, 130442), (346, 89726), (364, 85289), (377, 82348), (406, 76466), (442, 70238), (476, 65221), (493, 62972), (692, 44863), (754, 41174), (812, 38233), (884, 35119), (986, 31486), (1211, 25636), (1508, 20587), (1547, 20068), (1972, 15743), (2249, 13804), (2422, 12818), (2639, 11764), (2941, 10556), (3094, 10034), (3451, 8996), (4498, 6902), (4844, 6409), (5017, 6188), (5278, 5882)]