336389990

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{17789}}^1$

素因数の和:17888

約数の個数: 32

約数和(自身を含む): 635316480

約数和(自身を除く): 298926490

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3782, 9455, 17789, 18910, 35578, 88945, 177890, 551459, 1085129, 1102918, 2170258, 2757295, 5425645, 5514590, 10851290, 33638999, 67277998, 168194995, 336389990]

約数ペア:

[(1, 336389990), (2, 168194995), (5, 67277998), (10, 33638999), (31, 10851290), (61, 5514590), (62, 5425645), (122, 2757295), (155, 2170258), (305, 1102918), (310, 1085129), (610, 551459), (1891, 177890), (3782, 88945), (9455, 35578), (17789, 18910)]