890336865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3191}}^1$

素因数の和:3318

約数の個数: 64

約数和(自身を含む): 1654732800

約数和(自身を除く): 764395935

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 89, 95, 165, 209, 267, 285, 445, 627, 979, 1045, 1335, 1691, 2937, 3135, 3191, 4895, 5073, 8455, 9573, 14685, 15955, 18601, 25365, 35101, 47865, 55803, 60629, 93005, 105303, 175505, 181887, 279015, 283999, 303145, 526515, 666919, 851997, 909435, 1419995, 2000757, 3123989, 3334595, 4259985, 5395981, 9371967, 10003785, 15619945, 16187943, 26979905, 46859835, 59355791, 80939715, 178067373, 296778955, 890336865]

約数ペア:

[(1, 890336865), (3, 296778955), (5, 178067373), (11, 80939715), (15, 59355791), (19, 46859835), (33, 26979905), (55, 16187943), (57, 15619945), (89, 10003785), (95, 9371967), (165, 5395981), (209, 4259985), (267, 3334595), (285, 3123989), (445, 2000757), (627, 1419995), (979, 909435), (1045, 851997), (1335, 666919), (1691, 526515), (2937, 303145), (3135, 283999), (3191, 279015), (4895, 181887), (5073, 175505), (8455, 105303), (9573, 93005), (14685, 60629), (15955, 55803), (18601, 47865), (25365, 35101)]