821223835380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{350950357}}^1$

素因数の和:350950385

約数の個数: 72

約数和(自身を含む): 2682664536552

約数和(自身を除く): 1861440701172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 350950357, 701900714, 1052851071, 1403801428, 1754751785, 2105702142, 3158553213, 3509503570, 4211404284, 4562354641, 5264255355, 6317106426, 7019007140, 9124709282, 10528510710, 12634212852, 13687063923, 15792766065, 18249418564, 21057021420, 22811773205, 27374127846, 31585532130, 41061191769, 45623546410, 54748255692, 63171064260, 68435319615, 82122383538, 91247092820, 136870639230, 164244767076, 205305958845, 273741278460, 410611917690, 821223835380]

約数ペア:

[(1, 821223835380), (2, 410611917690), (3, 273741278460), (4, 205305958845), (5, 164244767076), (6, 136870639230), (9, 91247092820), (10, 82122383538), (12, 68435319615), (13, 63171064260), (15, 54748255692), (18, 45623546410), (20, 41061191769), (26, 31585532130), (30, 27374127846), (36, 22811773205), (39, 21057021420), (45, 18249418564), (52, 15792766065), (60, 13687063923), (65, 12634212852), (78, 10528510710), (90, 9124709282), (117, 7019007140), (130, 6317106426), (156, 5264255355), (180, 4562354641), (195, 4211404284), (234, 3509503570), (260, 3158553213), (390, 2105702142), (468, 1754751785), (585, 1403801428), (780, 1052851071), (1170, 701900714), (2340, 350950357)]