251047116

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6451}}^1$

素因数の和:6531

約数の個数: 72

約数和(自身を含む): 676376064

約数和(自身を除く): 425328948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 92, 94, 138, 141, 188, 207, 276, 282, 414, 423, 564, 828, 846, 1081, 1692, 2162, 3243, 4324, 6451, 6486, 9729, 12902, 12972, 19353, 19458, 25804, 38706, 38916, 58059, 77412, 116118, 148373, 232236, 296746, 303197, 445119, 593492, 606394, 890238, 909591, 1212788, 1335357, 1780476, 1819182, 2670714, 2728773, 3638364, 5341428, 5457546, 6973531, 10915092, 13947062, 20920593, 27894124, 41841186, 62761779, 83682372, 125523558, 251047116]

約数ペア:

[(1, 251047116), (2, 125523558), (3, 83682372), (4, 62761779), (6, 41841186), (9, 27894124), (12, 20920593), (18, 13947062), (23, 10915092), (36, 6973531), (46, 5457546), (47, 5341428), (69, 3638364), (92, 2728773), (94, 2670714), (138, 1819182), (141, 1780476), (188, 1335357), (207, 1212788), (276, 909591), (282, 890238), (414, 606394), (423, 593492), (564, 445119), (828, 303197), (846, 296746), (1081, 232236), (1692, 148373), (2162, 116118), (3243, 77412), (4324, 58059), (6451, 38916), (6486, 38706), (9729, 25804), (12902, 19458), (12972, 19353)]