13557908

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 72

約数和(自身を含む): 31572072

約数和(自身を除く): 18014164

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 68, 91, 98, 119, 182, 196, 221, 238, 313, 364, 442, 476, 626, 637, 833, 884, 1252, 1274, 1547, 1666, 2191, 2548, 3094, 3332, 4069, 4382, 5321, 6188, 8138, 8764, 10642, 10829, 15337, 16276, 21284, 21658, 28483, 30674, 37247, 43316, 56966, 61348, 69173, 74494, 113932, 138346, 148988, 199381, 260729, 276692, 398762, 484211, 521458, 797524, 968422, 1042916, 1936844, 3389477, 6778954, 13557908]

約数ペア:

[(1, 13557908), (2, 6778954), (4, 3389477), (7, 1936844), (13, 1042916), (14, 968422), (17, 797524), (26, 521458), (28, 484211), (34, 398762), (49, 276692), (52, 260729), (68, 199381), (91, 148988), (98, 138346), (119, 113932), (182, 74494), (196, 69173), (221, 61348), (238, 56966), (313, 43316), (364, 37247), (442, 30674), (476, 28483), (626, 21658), (637, 21284), (833, 16276), (884, 15337), (1252, 10829), (1274, 10642), (1547, 8764), (1666, 8138), (2191, 6188), (2548, 5321), (3094, 4382), (3332, 4069)]