639294894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1901}}^1$

素因数の和:2090

約数の個数: 96

約数和(自身を含む): 1687697856

約数和(自身を除く): 1048402962

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 157, 238, 306, 314, 357, 471, 714, 942, 1071, 1099, 1413, 1901, 2142, 2198, 2669, 2826, 3297, 3802, 5338, 5703, 6594, 8007, 9891, 11406, 13307, 16014, 17109, 18683, 19782, 24021, 26614, 32317, 34218, 37366, 39921, 48042, 56049, 64634, 79842, 96951, 112098, 119763, 168147, 193902, 226219, 239526, 290853, 298457, 336294, 452438, 581706, 596914, 678657, 895371, 1357314, 1790742, 2035971, 2089199, 2686113, 4071942, 4178398, 5073769, 5372226, 6267597, 10147538, 12535194, 15221307, 18802791, 30442614, 35516383, 37605582, 45663921, 71032766, 91327842, 106549149, 213098298, 319647447, 639294894]

約数ペア:

[(1, 639294894), (2, 319647447), (3, 213098298), (6, 106549149), (7, 91327842), (9, 71032766), (14, 45663921), (17, 37605582), (18, 35516383), (21, 30442614), (34, 18802791), (42, 15221307), (51, 12535194), (63, 10147538), (102, 6267597), (119, 5372226), (126, 5073769), (153, 4178398), (157, 4071942), (238, 2686113), (306, 2089199), (314, 2035971), (357, 1790742), (471, 1357314), (714, 895371), (942, 678657), (1071, 596914), (1099, 581706), (1413, 452438), (1901, 336294), (2142, 298457), (2198, 290853), (2669, 239526), (2826, 226219), (3297, 193902), (3802, 168147), (5338, 119763), (5703, 112098), (6594, 96951), (8007, 79842), (9891, 64634), (11406, 56049), (13307, 48042), (16014, 39921), (17109, 37366), (18683, 34218), (19782, 32317), (24021, 26614)]