390890196

素因数分解:

$2^2\times 3^2\times {\mathrm{61}}^1\times {\mathrm{178001}}^1$

素因数の和:178072

約数の個数: 36

約数和(自身を含む): 1004287284

約数和(自身を除く): 613397088

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 61, 122, 183, 244, 366, 549, 732, 1098, 2196, 178001, 356002, 534003, 712004, 1068006, 1602009, 2136012, 3204018, 6408036, 10858061, 21716122, 32574183, 43432244, 65148366, 97722549, 130296732, 195445098, 390890196]

約数ペア:

[(1, 390890196), (2, 195445098), (3, 130296732), (4, 97722549), (6, 65148366), (9, 43432244), (12, 32574183), (18, 21716122), (36, 10858061), (61, 6408036), (122, 3204018), (183, 2136012), (244, 1602009), (366, 1068006), (549, 712004), (732, 534003), (1098, 356002), (2196, 178001)]