420915671478

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{920167}}^1$

素因数の和:920418

約数の個数: 64

約数和(自身を含む): 961980433920

約数和(自身を除く): 541064762442

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 197, 258, 387, 394, 591, 774, 1161, 1182, 1773, 2322, 3546, 5319, 8471, 10638, 16942, 25413, 50826, 76239, 152478, 228717, 457434, 920167, 1840334, 2760501, 5521002, 8281503, 16563006, 24844509, 39567181, 49689018, 79134362, 118701543, 181272899, 237403086, 356104629, 362545798, 543818697, 712209258, 1068313887, 1087637394, 1631456091, 2136627774, 3262912182, 4894368273, 7794734657, 9788736546, 15589469314, 23384203971, 46768407942, 70152611913, 140305223826, 210457835739, 420915671478]

約数ペア:

[(1, 420915671478), (2, 210457835739), (3, 140305223826), (6, 70152611913), (9, 46768407942), (18, 23384203971), (27, 15589469314), (43, 9788736546), (54, 7794734657), (86, 4894368273), (129, 3262912182), (197, 2136627774), (258, 1631456091), (387, 1087637394), (394, 1068313887), (591, 712209258), (774, 543818697), (1161, 362545798), (1182, 356104629), (1773, 237403086), (2322, 181272899), (3546, 118701543), (5319, 79134362), (8471, 49689018), (10638, 39567181), (16942, 24844509), (25413, 16563006), (50826, 8281503), (76239, 5521002), (152478, 2760501), (228717, 1840334), (457434, 920167)]