475384791

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 780595200

約数和(自身を除く): 305210409

約数列:

[1, 3, 7, 21, 29, 41, 79, 87, 123, 203, 237, 241, 287, 553, 609, 723, 861, 1189, 1659, 1687, 2291, 3239, 3567, 5061, 6873, 6989, 8323, 9717, 9881, 16037, 19039, 20967, 22673, 24969, 29643, 48111, 48923, 57117, 68019, 69167, 93931, 133273, 146769, 207501, 281793, 286549, 399819, 552131, 657517, 780599, 859647, 1656393, 1972551, 2005843, 2341797, 3864917, 5464193, 6017529, 11594751, 16392579, 22637371, 67912113, 158461597, 475384791]

約数ペア:

[(1, 475384791), (3, 158461597), (7, 67912113), (21, 22637371), (29, 16392579), (41, 11594751), (79, 6017529), (87, 5464193), (123, 3864917), (203, 2341797), (237, 2005843), (241, 1972551), (287, 1656393), (553, 859647), (609, 780599), (723, 657517), (861, 552131), (1189, 399819), (1659, 286549), (1687, 281793), (2291, 207501), (3239, 146769), (3567, 133273), (5061, 93931), (6873, 69167), (6989, 68019), (8323, 57117), (9717, 48923), (9881, 48111), (16037, 29643), (19039, 24969), (20967, 22673)]