1640383965

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:811

約数の個数: 96

約数和(自身を含む): 3206915712

約数和(自身を除く): 1566531747

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 55, 99, 123, 131, 165, 205, 369, 393, 451, 495, 615, 617, 655, 1179, 1353, 1441, 1845, 1851, 1965, 2255, 3085, 4059, 4323, 5371, 5553, 5895, 6765, 6787, 7205, 9255, 12969, 16113, 20295, 20361, 21615, 25297, 26855, 27765, 33935, 48339, 59081, 61083, 64845, 75891, 80565, 80827, 101805, 126485, 177243, 227673, 241695, 242481, 278267, 295405, 305415, 379455, 404135, 531729, 727443, 834801, 886215, 889097, 1138365, 1212405, 1391335, 2504403, 2658645, 2667291, 3313907, 3637215, 4174005, 4445485, 8001873, 9941721, 12522015, 13336455, 16569535, 29825163, 36452977, 40009365, 49708605, 109358931, 149125815, 182264885, 328076793, 546794655, 1640383965]

約数ペア:

[(1, 1640383965), (3, 546794655), (5, 328076793), (9, 182264885), (11, 149125815), (15, 109358931), (33, 49708605), (41, 40009365), (45, 36452977), (55, 29825163), (99, 16569535), (123, 13336455), (131, 12522015), (165, 9941721), (205, 8001873), (369, 4445485), (393, 4174005), (451, 3637215), (495, 3313907), (615, 2667291), (617, 2658645), (655, 2504403), (1179, 1391335), (1353, 1212405), (1441, 1138365), (1845, 889097), (1851, 886215), (1965, 834801), (2255, 727443), (3085, 531729), (4059, 404135), (4323, 379455), (5371, 305415), (5553, 295405), (5895, 278267), (6765, 242481), (6787, 241695), (7205, 227673), (9255, 177243), (12969, 126485), (16113, 101805), (20295, 80827), (20361, 80565), (21615, 75891), (25297, 64845), (26855, 61083), (27765, 59081), (33935, 48339)]