319443957

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{647}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 560431872

約数和(自身を除く): 240987915

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 461, 647, 1071, 1383, 1941, 3227, 4149, 4529, 5823, 7837, 9681, 10999, 13587, 23511, 29043, 32997, 40761, 54859, 70533, 76993, 98991, 164577, 230979, 298267, 493731, 692937, 894801, 2087869, 2684403, 5070539, 6263607, 15211617, 18790821, 35493773, 45634851, 106481319, 319443957]

約数ペア:

[(1, 319443957), (3, 106481319), (7, 45634851), (9, 35493773), (17, 18790821), (21, 15211617), (51, 6263607), (63, 5070539), (119, 2684403), (153, 2087869), (357, 894801), (461, 692937), (647, 493731), (1071, 298267), (1383, 230979), (1941, 164577), (3227, 98991), (4149, 76993), (4529, 70533), (5823, 54859), (7837, 40761), (9681, 32997), (10999, 29043), (13587, 23511)]