43942509

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 71495424

約数和(自身を除く): 27552915

約数列:

[1, 3, 9, 13, 39, 47, 61, 117, 131, 141, 183, 393, 423, 549, 611, 793, 1179, 1703, 1833, 2379, 2867, 5109, 5499, 6157, 7137, 7991, 8601, 15327, 18471, 23973, 25803, 37271, 55413, 71919, 80041, 103883, 111813, 240123, 311649, 335439, 375577, 720369, 934947, 1126731, 3380193, 4882501, 14647503, 43942509]

約数ペア:

[(1, 43942509), (3, 14647503), (9, 4882501), (13, 3380193), (39, 1126731), (47, 934947), (61, 720369), (117, 375577), (131, 335439), (141, 311649), (183, 240123), (393, 111813), (423, 103883), (549, 80041), (611, 71919), (793, 55413), (1179, 37271), (1703, 25803), (1833, 23973), (2379, 18471), (2867, 15327), (5109, 8601), (5499, 7991), (6157, 7137)]