164893185

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^3\times {\mathrm{41}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 310302720

約数和(自身を除く): 145409535

約数列:

[1, 3, 5, 9, 15, 27, 31, 41, 45, 93, 123, 135, 155, 205, 279, 369, 465, 615, 837, 961, 1107, 1271, 1395, 1845, 2883, 3813, 4185, 4805, 5535, 6355, 8649, 11439, 14415, 19065, 25947, 29791, 34317, 39401, 43245, 57195, 89373, 118203, 129735, 148955, 171585, 197005, 268119, 354609, 446865, 591015, 804357, 1063827, 1221431, 1340595, 1773045, 3664293, 4021785, 5319135, 6107155, 10992879, 18321465, 32978637, 54964395, 164893185]

約数ペア:

[(1, 164893185), (3, 54964395), (5, 32978637), (9, 18321465), (15, 10992879), (27, 6107155), (31, 5319135), (41, 4021785), (45, 3664293), (93, 1773045), (123, 1340595), (135, 1221431), (155, 1063827), (205, 804357), (279, 591015), (369, 446865), (465, 354609), (615, 268119), (837, 197005), (961, 171585), (1107, 148955), (1271, 129735), (1395, 118203), (1845, 89373), (2883, 57195), (3813, 43245), (4185, 39401), (4805, 34317), (5535, 29791), (6355, 25947), (8649, 19065), (11439, 14415)]