289815032

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 608213760

約数和(自身を除く): 318398728

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 241, 248, 373, 403, 482, 746, 806, 964, 1492, 1612, 1928, 2984, 3133, 3224, 4849, 6266, 7471, 9698, 11563, 12532, 14942, 19396, 23126, 25064, 29884, 38792, 46252, 59768, 89893, 92504, 97123, 150319, 179786, 194246, 300638, 359572, 388492, 601276, 719144, 776984, 1168609, 1202552, 2337218, 2786683, 4674436, 5573366, 9348872, 11146732, 22293464, 36226879, 72453758, 144907516, 289815032]

約数ペア:

[(1, 289815032), (2, 144907516), (4, 72453758), (8, 36226879), (13, 22293464), (26, 11146732), (31, 9348872), (52, 5573366), (62, 4674436), (104, 2786683), (124, 2337218), (241, 1202552), (248, 1168609), (373, 776984), (403, 719144), (482, 601276), (746, 388492), (806, 359572), (964, 300638), (1492, 194246), (1612, 179786), (1928, 150319), (2984, 97123), (3133, 92504), (3224, 89893), (4849, 59768), (6266, 46252), (7471, 38792), (9698, 29884), (11563, 25064), (12532, 23126), (14942, 19396)]