390744

素因数分解:

$2^3\times 3^6\times {\mathrm{67}}^1$

素因数の和:91

約数の個数: 56

約数和(自身を含む): 1114860

約数和(自身を除く): 724116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 81, 108, 134, 162, 201, 216, 243, 268, 324, 402, 486, 536, 603, 648, 729, 804, 972, 1206, 1458, 1608, 1809, 1944, 2412, 2916, 3618, 4824, 5427, 5832, 7236, 10854, 14472, 16281, 21708, 32562, 43416, 48843, 65124, 97686, 130248, 195372, 390744]

約数ペア:

[(1, 390744), (2, 195372), (3, 130248), (4, 97686), (6, 65124), (8, 48843), (9, 43416), (12, 32562), (18, 21708), (24, 16281), (27, 14472), (36, 10854), (54, 7236), (67, 5832), (72, 5427), (81, 4824), (108, 3618), (134, 2916), (162, 2412), (201, 1944), (216, 1809), (243, 1608), (268, 1458), (324, 1206), (402, 972), (486, 804), (536, 729), (603, 648)]