421819476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{20641}}^1$

素因数の和:20792

約数の個数: 48

約数和(自身を含む): 1068099648

約数和(自身を除く): 646280172

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1572, 1703, 3406, 5109, 6812, 10218, 20436, 20641, 41282, 61923, 82564, 123846, 247692, 268333, 536666, 804999, 1073332, 1609998, 2703971, 3219996, 5407942, 8111913, 10815884, 16223826, 32447652, 35151623, 70303246, 105454869, 140606492, 210909738, 421819476]

約数ペア:

[(1, 421819476), (2, 210909738), (3, 140606492), (4, 105454869), (6, 70303246), (12, 35151623), (13, 32447652), (26, 16223826), (39, 10815884), (52, 8111913), (78, 5407942), (131, 3219996), (156, 2703971), (262, 1609998), (393, 1073332), (524, 804999), (786, 536666), (1572, 268333), (1703, 247692), (3406, 123846), (5109, 82564), (6812, 61923), (10218, 41282), (20436, 20641)]