391330732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 784740096

約数和(自身を除く): 393409364

約数列:

[1, 2, 4, 13, 26, 31, 41, 52, 62, 82, 124, 164, 191, 382, 403, 533, 764, 806, 961, 1066, 1271, 1612, 1922, 2132, 2483, 2542, 3844, 4966, 5084, 5921, 7831, 9932, 11842, 12493, 15662, 16523, 23684, 24986, 31324, 33046, 39401, 49972, 66092, 76973, 78802, 101803, 153946, 157604, 183551, 203606, 242761, 307892, 367102, 407212, 485522, 512213, 734204, 971044, 1024426, 2048852, 2386163, 3155893, 4772326, 6311786, 7525591, 9544652, 12623572, 15051182, 30102364, 97832683, 195665366, 391330732]

約数ペア:

[(1, 391330732), (2, 195665366), (4, 97832683), (13, 30102364), (26, 15051182), (31, 12623572), (41, 9544652), (52, 7525591), (62, 6311786), (82, 4772326), (124, 3155893), (164, 2386163), (191, 2048852), (382, 1024426), (403, 971044), (533, 734204), (764, 512213), (806, 485522), (961, 407212), (1066, 367102), (1271, 307892), (1612, 242761), (1922, 203606), (2132, 183551), (2483, 157604), (2542, 153946), (3844, 101803), (4966, 78802), (5084, 76973), (5921, 66092), (7831, 49972), (9932, 39401), (11842, 33046), (12493, 31324), (15662, 24986), (16523, 23684)]