281736308

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 627959808

約数和(自身を除く): 346223500

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 61, 62, 68, 119, 122, 124, 217, 238, 244, 313, 427, 434, 476, 527, 626, 854, 868, 1037, 1054, 1252, 1708, 1891, 2074, 2108, 2191, 3689, 3782, 4148, 4382, 5321, 7259, 7378, 7564, 8764, 9703, 10642, 13237, 14518, 14756, 19093, 19406, 21284, 26474, 29036, 32147, 37247, 38186, 38812, 52948, 64294, 67921, 74494, 76372, 128588, 133651, 135842, 148988, 164951, 225029, 267302, 271684, 324581, 329902, 450058, 534604, 591883, 649162, 659804, 900116, 1154657, 1183766, 1298324, 2272067, 2309314, 2367532, 4143181, 4544134, 4618628, 8286362, 9088268, 10062011, 16572724, 20124022, 40248044, 70434077, 140868154, 281736308]

約数ペア:

[(1, 281736308), (2, 140868154), (4, 70434077), (7, 40248044), (14, 20124022), (17, 16572724), (28, 10062011), (31, 9088268), (34, 8286362), (61, 4618628), (62, 4544134), (68, 4143181), (119, 2367532), (122, 2309314), (124, 2272067), (217, 1298324), (238, 1183766), (244, 1154657), (313, 900116), (427, 659804), (434, 649162), (476, 591883), (527, 534604), (626, 450058), (854, 329902), (868, 324581), (1037, 271684), (1054, 267302), (1252, 225029), (1708, 164951), (1891, 148988), (2074, 135842), (2108, 133651), (2191, 128588), (3689, 76372), (3782, 74494), (4148, 67921), (4382, 64294), (5321, 52948), (7259, 38812), (7378, 38186), (7564, 37247), (8764, 32147), (9703, 29036), (10642, 26474), (13237, 21284), (14518, 19406), (14756, 19093)]