157051234221

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{359}}^1\times {\mathrm{19973}}^1$

素因数の和:20498

約数の個数: 48

約数和(自身を含む): 245919888000

約数和(自身を除く): 88868653779

約数列:

[1, 3, 7, 21, 49, 147, 149, 359, 447, 1043, 1077, 2513, 3129, 7301, 7539, 17591, 19973, 21903, 52773, 53491, 59919, 139811, 160473, 374437, 419433, 978677, 1123311, 2621059, 2936031, 2975977, 7170307, 7863177, 8927931, 20831839, 21510921, 50192149, 62495517, 145822873, 150576447, 351345043, 437468619, 1054035129, 1068375743, 3205127229, 7478630201, 22435890603, 52350411407, 157051234221]

約数ペア:

[(1, 157051234221), (3, 52350411407), (7, 22435890603), (21, 7478630201), (49, 3205127229), (147, 1068375743), (149, 1054035129), (359, 437468619), (447, 351345043), (1043, 150576447), (1077, 145822873), (2513, 62495517), (3129, 50192149), (7301, 21510921), (7539, 20831839), (17591, 8927931), (19973, 7863177), (21903, 7170307), (52773, 2975977), (53491, 2936031), (59919, 2621059), (139811, 1123311), (160473, 978677), (374437, 419433)]