390693465

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1223}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 702673920

約数和(自身を除く): 311980455

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 229, 279, 465, 687, 1145, 1223, 1395, 2061, 3435, 3669, 6115, 7099, 10305, 11007, 18345, 21297, 35495, 37913, 55035, 63891, 106485, 113739, 189565, 280067, 319455, 341217, 568695, 840201, 1400335, 1706085, 2520603, 4201005, 8682077, 12603015, 26046231, 43410385, 78138693, 130231155, 390693465]

約数ペア:

[(1, 390693465), (3, 130231155), (5, 78138693), (9, 43410385), (15, 26046231), (31, 12603015), (45, 8682077), (93, 4201005), (155, 2520603), (229, 1706085), (279, 1400335), (465, 840201), (687, 568695), (1145, 341217), (1223, 319455), (1395, 280067), (2061, 189565), (3435, 113739), (3669, 106485), (6115, 63891), (7099, 55035), (10305, 37913), (11007, 35495), (18345, 21297)]